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3M PELTOR Optime 105 Earmuffs H10P3E, Hard Hat Attached,Black/Red, Cap Mount: Science Lab Ear Muffs: Amazon.com: Tools & Home Improvement
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3M Peltor Optime 105 Helmet Attachable Earmuff, Ear Protectors, Hearing Protection, NRR 27 dB - Walmart.com
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3M PELTOR H10A HV Optime 105 Over-the-Head Hi-Vis Earmuffs | Peltor Hearing Protection | Enviro Safety Products
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Amazon.com: 3M H10A Peltor Optime 105 High Performance Ear Muffs, Black/Red, One Pair : Sports & Outdoors
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